21000866814

素因数分解:

$2^1\times 3^3\times {\mathrm{2347}}^1\times {\mathrm{165703}}^1$

素因数の和:168061

約数の個数: 32

約数和(自身を含む): 46688759040

約数和(自身を除く): 25687892226

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 2347, 4694, 7041, 14082, 21123, 42246, 63369, 126738, 165703, 331406, 497109, 994218, 1491327, 2982654, 4473981, 8947962, 388904941, 777809882, 1166714823, 2333429646, 3500144469, 7000288938, 10500433407, 21000866814]

約数ペア:

[(1, 21000866814), (2, 10500433407), (3, 7000288938), (6, 3500144469), (9, 2333429646), (18, 1166714823), (27, 777809882), (54, 388904941), (2347, 8947962), (4694, 4473981), (7041, 2982654), (14082, 1491327), (21123, 994218), (42246, 497109), (63369, 331406), (126738, 165703)]